WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
Check continuity between A/T device (lever switch) harness connector M34 terminals 1 and 2.
Fig 1: Connector Terminal Continuity Reference
Courtesy of NISSAN MOTOR CO., U.S.A.
Fig 2: Checking Continuity Between A/T Device Harness Connector M34 Terminals 1 And 2